This is a narrative replay of the Call of Cthulhu scenario Endless Light, by Type 40, the second scenario in their Seeds of Terror series. You can find the written review on mjrrpg.com.
You can purchase the scenario from DriveThruRPG on its own, or as a bundle with three other Seeds of Terror scenarios, or get it through Type40's Patreon.
And credit to CryoChamber for use of their album 'Cthulhu.' Check out their youtube and bandcamp.
